U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2018 GMC Sierra 1500

Vehicle Details

VIN3GTU2NEC8JG444669
TrimSLT
Exterior ColorWhite
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot31

2018 GMC Sierra 1500

SLT

Unscored
$19,898197,000 miles

Colorado Springs, CO 80920

Is this 2018 GMC Sierra 1500 SLT a good deal?

OAV verdict: Unscored

Why: Listed at $19,898, comparable market range $21,705–$31,995, based on 9 comparable listings. Days on lot: 31 days (market average 46 days).

Market price position

21,705
31,995
19,898

$19,898 · $1,807 below market low

$21,705comparable$31,995
Regional range
$21,705 – $31,995
vs. market low
— $1,807 (8% below)
Comparable vehicles
9
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1471 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Local Range$21,705 – $31,995
Regional Range$21,705 – $32,000

Dealer Info

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Colorado Springs, CO

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About This 2018 GMC Sierra 1500

Listing updated: May 16, 2026

Listed by a franchise dealer in Colorado Springs, CO · On lot for 31 days · VIN verifiable at NHTSA

This used 2018 GMC Sierra 1500 SLT is listed at $19,898 by a franchise dealer in Colorado Springs, CO 80920. It has 197,000 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 5.3L V8 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 9 similar vehicles in the Colorado Springs market, the estimated market range is $21,705 to $31,995. The local market range in CO is $21,705 to $31,995.

This vehicle has been on the lot for 31 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

Market context

This listing is part of OAV's broader Colorado Springs, CO trucks market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

How this deal is rated

OAV compares this 2018 GMC Sierra 1500 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in Colorado Springs, CO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GTU2NEC8JG444669 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2018 GMC Sierra 1500 Market in CO

Comparable Vehicles

365

Average Price

$28,767

Price Range

$12,794–$43,999

Avg Days on Lot

46

Based on 365 comparable 2016-2020 GMC Sierra 1500 listings in CO, the average asking price is $28,767. This listing at $19,898 is $8,869 below average (31% below market). Comparable prices in CO range from $12,794 to $43,999. Similar vehicles spend an average of 46 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in CO

7 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: SLT — compare trims below)